Solar Powered Watermelons
July 1st 2008
Our mission today is to visit Projeto Àgua Solar, located in Traíras, about 20 minutes upriver from Pão de Açucar. Another project of Eco-Engenho, this one uses solar energy to pump water from the São Francisco River up to cisterns on a hilltop. The water runs down through a series of hoses to drip irrigate one hectare of land. Little holes are punched in the hoses so a tiny amount of water
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